Subaru WRX Performance Exhaust - Remark - Cat-Back Dual Exhaust - R1-Spec Stainless (Non-Resonated) - ’15–’21. A focused upgrade for 2015–2021 WRX/STI drivers seeking a stronger tone and improved flow.

This R1-Spec cat-back pairs 3-inch mandrel-bent piping with dual R1-Spec canisters and a high-flow, straight-through layout. The non-resonated design delivers an assertive soundtrack, while 4-inch slant-cut tips provide a clean, motorsport look. Choose polished or burnt stainless tips. Prefer a bit more civility? A resonated version is available separately.

Features

• Dual R1-Spec canisters with 4" slant-cut tips
• 3" mandrel-bent piping for efficient flow
• High-flow straight-through muffler design
• Polished or burnt stainless tip options
• Non-resonated for a more aggressive tone

Have questions or need fitment guidance? Call 512-982-9393 (Austin, Texas) or 562-981-6800 (Los Angeles, California area). We offer professional installation and customization services at both locations to match your goals and driving style.

Thinking about purchasing multiple items? Contact us for shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov